TimerLog.hpp

Go to the documentation of this file.

/*
  Copyright 2014 Statoil ASA.
 
  This file is part of the Open Porous Media project (OPM).
 
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
 
  OPM is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef OPM_TIMERLOG_HPP
#define OPM_TIMERLOG_HPP
 
#include <time.h>
 
#include <memory>
#include <sstream>
#include <string>
 
#include <opm/common/OpmLog/StreamLog.hpp>
 
/*
  This class is a simple demonstration of how the logging framework
  can be used to create a simple very special case logging facility. 
*/
 
namespace Opm {
 
class TimerLog : public StreamLog {
public:
    static const int64_t StartTimer = 4096;
    static const int64_t StopTimer  = 8192;
 
    explicit TimerLog(const std::string& logFile);
    explicit TimerLog(std::ostream& os);
 
    void clear();
    ~TimerLog() {};
 
protected:
    void addMessageUnconditionally(int64_t messageFlag,
                                   const std::string& message) override;
private:
    clock_t m_start;
    std::ostringstream m_work;
};
 
typedef std::shared_ptr<TimerLog> TimerLogPtr;
typedef std::shared_ptr<const TimerLog> TimerLogConstPtr;
} // namespace Opm
 
#endif